Question

other great athletes may have trained for years for a specific track event.
options:
may have
may have trained for
athletes may have
may have trained

Explanation:

To identify the correct verb phrase that matches the context, we analyze the full sentence: "Other great athletes may have trained for years for a specific track event." The core verb phrase that carries the key action and tense here is "may have trained", which fits grammatically and semantically as the critical part of the sentence's predicate.

Answer:

D. may have trained